import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'             the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },

  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },

  {
    path: '/',
    component: Layout,
    redirect: '/dashboard',
    children: [{
      path: 'dashboard',
      name: 'Dashboard',
      component: () => import('@/views/dashboard/index'),
      meta: { title: 'Dashboard', icon: 'dashboard' }
    }]
  },
  {
    path: '/auth',
    component: Layout,
    redirect: '/auth/user',
    name: 'auth',
    meta: { title: '权限管理', icon: 'auth' },
    children: [
      {
        path: 'user',
        name: 'authUser',
        component: () => import('@/views/auth/user/index'),
        meta: { title: '账号管理', icon: 'account' }
      },
      {
        path: 'role',
        name: 'authRole',
        component: () => import('@/views/auth/role/index'),
        meta: { title: '角色管理', icon: 'role' }
      },
      {
        path: 'menu',
        name: 'authMenu',
        component: () => import('@/views/auth/menu/index'),
        meta: { title: '菜单管理', icon: 'menu' }
      }
    ]
  },
  // 404 page must be placed at the end !!!
  { path: '*', redirect: '/404', hidden: true }
]
/**
 * 需要动态配置的路由....
 * 动态路由 必须添加level 这是后台需求,而且name属性不能重复(同级对象不能重复)
 */
export const asyncRoutes = [
  {
    path: '/content', // 路由地址
    component: Layout, // 路由对应的组建
    redirect: '/content/img',
    name: 'content', // 路由名 称
    alwaysShow: true,
    meta: { title: '素材管理', icon: 'material' },
    level: 1,
    children: [
      {
        path: 'img',
        name: 'contentImg',
        component: () => import('@/views/content/img/index'),
        meta: { title: '图片管理', icon: 'images' },
        level: 2
      },
      {
        path: 'article',
        name: 'article',
        component: () => import('@/views/content/article/index'),
        meta: { title: '文章管理', icon: 'news' },
        level: 2
      }
    ]
  },
  {
    path: '/xy',
    component: Layout,
    redirect: '/xy/student',
    name: 'xy', // 路由名称
    meta: { title: '学生管理', icon: 'example' },
    level: 1,
    children: [

      {
        path: 'clazz',
        name: 'clazz',
        component: () => import('@/views/xy/clazz/index'),
        meta: { title: '班级管理', icon: 'tree' },
        level: 2
      },
      {
        path: 'dorm',
        name: 'dorm',
        component: () => import('@/views/xy/dorm/index'),
        meta: { title: '宿舍管理', icon: 'dorm' },
        level: 2
      },
      {
        path: 'student',
        name: 'student',
        component: () => import('@/views/xy/student/index'),
        meta: { title: '学生管理', icon: 'student' },
        level: 2
      }
    ]
  },
  {
    path: '/demo',
    component: Layout,
    redirect: '/demo/material',
    name: 'demo', // 路由名称
    meta: { title: '例子', icon: 'example' },
    level: 1,
    children: [

      {
        path: 'material',
        name: 'material',
        component: () => import('@/views/demo/material/index'),
        meta: { title: '素材管理', icon: 'tree' },
        level: 2
      },
      {
        path: 'news',
        name: 'news',
        component: () => import('@/views/demo/news/index'),
        meta: { title: '公告管理', icon: 'tree' },
        level: 2
      }
    ]
  }
]

const createRouter = () => new Router({
  // mode: 'history', // require service support
  scrollBehavior: () => ({ y: 0 }),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
